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參數(shù)資料
| 型號： | CS5124XDR8 |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 1.5 A SWITCHING CONTROLLER, 440 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | SOIC-8 |
| 文件頁數(shù)： | 6/11頁 |
| 文件大?。?/td> | 168K |
| 代理商： | CS5124XDR8 |
CS5124
http://onsemi.com
4
ELECTRICAL CHARACTERISTICS (continued) (40°C ≤ TJ ≤ 125°C; 40°C ≤ TA ≤ 105°C, 7.60 V ≤ VCC ≤ 20 V, UVLO = 3.0 V,
ISENSE = 0 V, CV(CC) = 0.33 mF, CGATE = 1.0 nF (ESR = 10 W); CSS = 470 pF; CV(FB) = 100 pF, unless otherwise specified.)
Characteristic
Unit
Max
Typ
Min
Test Conditions
SoftStart
SoftStart Charge Current
7.0
10
13
mA
SoftStart Discharge Current
0.5
10.0
mA
VSS Voltage when VFB Begins to
Rise
VFB = 300 mV
1.40
1.62
1.80
V
Peak SoftStart Charge Voltage
4.7
4.9
V
Valley SoftStart Discharge Voltage
200
275
400
mV
Current Sense
First Current Sense Threshold
At max duty cycle
170
195
215
mV
Second Current Sense Threshold
250
275
315
mV
ISENSE to GATE Prop. Delay
0 to 700 mV pulse into ISENSE (after blanking time)
60
90
130
ns
Leading Edge Blanking Time
0 to 400 mV pulse into ISENSE
90
130
180
ns
Internal Offset
Note 3
60
mV
Voltage Feedback
VFB Pullup Res.
2.9
4.3
8.1
kW
VFB Clamp Voltage
2.63
2.90
3.15
V
VFB Fault Voltage Threshold
460
490
520
mV
Output Gate Drive
Maximum Sleep Pulldown Voltage
VCC = 6.0 V, IOUT = 1.0 mA
1.2
2.0
V
GATE High (AC)
Series resistance < 1.0 W, (Note 3)
VCC 1.0 VCC 0.5
V
GATE Low (AC)
Series resistance < 1.0 W, (Note 3)
0.0
0.5
V
GATE High Clamp Voltage
VCC = 20 V
11.0
13.5
16.0
V
Rise Time
Measure GATE rise time,
1.0 V < GATE < 9.0 V VCC = 12 V
45
65
ns
Fall TIme
Measure GATE fall time,
9.0 V > GATE > 1.0 V VCC = 12 V
25
55
ns
Thermal Shutdown
Thermal Shutdown Temperature
(Note 3) GATE low
135
150
165
°C
Thermal Enable Temperature
(Note 3) GATE switching
100
125
150
°C
Thermal Hysteresis
(Note 3)
15
25
35
°C
3. Not tested in production. Specification is guaranteed by design.
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| CS5124XDR8G | 功能描述:電流型 PWM 控制器 Hi Performance Current Mode PWM RoHS:否 制造商:Texas Instruments 開關頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| CS5126-KL | 制造商:Rochester Electronics LLC 功能描述: 制造商:Cirrus Logic 功能描述: |
| CS5126-KLZ | 制造商:Rochester Electronics LLC 功能描述: 制造商:Cirrus Logic 功能描述: |
| CS5126-KP | 制造商:Rochester Electronics LLC 功能描述:2-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, - Bulk |
| CS5126XDR8 | 功能描述:IC REG CTRLR FLYBK ISO PWM 8SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標準包裝:4,000 系列:- PWM 型:電壓模式 輸出數(shù):1 頻率 - 最大:1.5MHz 占空比:66.7% 電源電壓:4.75 V ~ 5.25 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 85°C 封裝/外殼:40-VFQFN 裸露焊盤 包裝:帶卷 (TR) |
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